发明名称 Method and system for low delay echo cancelling
摘要 The present invention relates to an audio communication system and method with improved acoustic characteristics. It combines the benefits from full band echo cancellers and sub-band echo cancellers, by merging the filter taps of sub-band filters into the respective full-band filter taps, which is being used to generate the inverted echo estimate in the echo canceller.
申请公布号 US2007071254(A1) 申请公布日期 2007.03.29
申请号 US20060486411 申请日期 2006.07.13
申请人 MARTON TRYGVE F 发明人 MARTON TRYGVE F.
分类号 H04B15/00;H03H;H04M9/08 主分类号 H04B15/00
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